New blog: a deep dive into symmetric encryption for developers. When to use ChaCha20-Poly1305 vs AES-GCM, the mathematics behind Poly1305, why nonce reuse is catastrophic, and how TLS 1.3, WireGuard & Signal made their cipher choices. Essential reading for anyone building encrypted systems. nostr:naddr1qqgrydtpxdnrqcekv5mkxv3kxd3kxq3qklkk3vrzme455yh9rl2jshq7rc8dpegj3ndf82c3ks2sk40dxt7qxpqqqp65we7e8wx